Polio breaks out in Rio de Janeiro, the serum is in Santiago and there's only one way to get the medicine where it's desperately needed: flown in by daring pilots who ris Polio breaks out in Rio de Janeiro, the serum is in Santiago and there's only one way to get the medicine where it's desperately needed: flown in by daring pilots who risk the treacherous weather and forbidding peaks of the Andes.详情